//
//  YZMoolBarView.swift
//  YZMweibo
//
//  Created by Simon on 16/4/21.
//  Copyright © 2016年 Simon. All rights reserved.
//

import UIKit

class YZMoolBarView: UIView {
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        setupUI()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    // MARK: - 设置视图
    private func setupUI(){
        self.backgroundColor = RGB(red: 237, green: 237, blue: 237)
        // 01-添加控件
        let retweetButton = addChildButton("timeline_icon_retweet", title: "转发")
        let commentButton =  addChildButton("timeline_icon_comment", title: "评论")
        let unlikeButton =  addChildButton("timeline_icon_unlike", title: "赞")
        
        // 两根竖线
        let line1 = addChildLineImageView()
        let line2 = addChildLineImageView()
        // 02-添加约束
        
        // 01
        retweetButton.snp_makeConstraints { (make) -> Void in
            make.top.bottom.leading.equalTo(self)
            make.width.equalTo(commentButton)
        }
        
        // 02
        commentButton.snp_makeConstraints { (make) -> Void in
            make.top.bottom.equalTo(self)
            make.leading.equalTo(retweetButton.snp_trailing)
            make.width.equalTo(unlikeButton)
        }
        
        // 03
        unlikeButton.snp_makeConstraints { (make) -> Void in
            make.top.bottom.trailing.equalTo(self)
            make.leading.equalTo(commentButton.snp_trailing)
        }
        
        // 04
        line1.snp_makeConstraints { (make) -> Void in
            make.centerX.equalTo(retweetButton.snp_trailing)
            make.centerY.equalTo(retweetButton)
        }
        
        // 05
        line2.snp_makeConstraints { (make) -> Void in
            make.centerX.equalTo(commentButton.snp_trailing)
            make.centerY.equalTo(commentButton)
        }
        
        
    }
    // 创建button
    func addChildButton(imgName: String, title: String) -> UIButton{
        // 初始化button
        let button = UIButton()
        // 设置文字
        button.setTitle(title, forState: UIControlState.Normal)
        button.setTitleColor(UIColor.darkGrayColor(), forState: UIControlState.Normal)
        button.titleLabel?.font = UIFont.systemFontOfSize(14)
        // 设置image
        button.setImage(UIImage(named: imgName), forState: UIControlState.Normal)
        // 设置背景图片
        button.setBackgroundImage(UIImage(named: "timeline_card_bottom_background"), forState: UIControlState.Normal)
        button.setBackgroundImage(UIImage(named: "timeline_card_bottom_background_highlighted"), forState: UIControlState.Highlighted)
        addSubview(button)
        return button
    }
    
    // 创建竖线
    func addChildLineImageView() -> UIImageView{
        let img = UIImageView(image: UIImage(named: "timeline_card_bottom_line"))
        addSubview(img)
        return img
    }
    
    
    
    
    
}
